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Mission Control will transmit the questions to Chamitoff weekly. He will answer as many as his schedule will allow. Check back periodically to the link above for the transcript and audio clips of the astronaut's answers.

Chamitoff is a flight engineer for the Expedition 17 mission. He flew to the station aboard the space shuttle Discovery in June and will return to Earth aboard shuttle Endeavour in November.

For more on Chamitoff's mission and the International Space Station, visit: